denialism

From denial +‎ -ism.

• (UK) IPA^(key): /dɪˈnaɪ(j)əlɪzəm/

denialism (usually uncountable, plural denialisms)

1. The practice of rejecting propositions which are strongly supported by scientific or historical evidence, and often of seeking to influence policy processes and outcomes accordingly.
   • 2008 February 16, Paul Kelly, The Australian:

     At this point Rudd confronts a new denialism. Just as John Howard was wrong to deny the confessional value of the apology, many Laborites are wrong to deny the abject failures of past generation policies.

• negationism

• denialist

• aldimines, melaniids, mine dials